| highly | 7 | degree |
| during pregnancy | 3 | temporal |
| merely | 3 | degree |
| mother → be → stressed | 43 |
| mother → be under → stress | 5 |
| mother → feel → stressed | 4 |
| mother → experience → stress | 3 |
| mother → be → stressful | 3 |
| negative | neutral | positive |
| 0.596 | 0.337 | 0.068 |
| Raw frequency | 58 |
| Normalized frequency | 0.581 |
| Modifier score | 0.500 |
| Perplexity | 270.016 |